Folding ramp



FIG. 1 is a side elevation view of a folding ramp showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a side elevation view thereof, with the ramp shown in partially folded condition;

FIG. 7 is a side elevation view thereof, with the ramp shown in fully folded condition;

FIG. 8 is a front elevation view of FIG. 7; and

FIG. 9 is a top plan view of FIG. 7. 

The ornamental design for a folding ramp, as shown and described. 